Home / 6,126.02-8,452.78-4,000.98

Finding the Fourth Proportional to 6,126.02, 8,452.78 and 4,000.98

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Solution

The fourth proportional to 6,126.02, 8,452.78 and 4,000.98 is: 5,520.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.02 : 8,452.78 = 4,000.98 : x
  2. Step 2: Convert to fraction form
    6,126.02/8,452.78 = 4,000.98/x
  3. Step 3: Cross multiply
    6,126.02x = 8,452.78 × 4,000.98
  4. Step 4: Simplify right side
    6,126.02x = 33,819,403.72
  5. Step 5: Solve for x
    x = 33,819,403.72/6,126.02
  6. Step 6: Final answer
    x = 5,520.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.